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The average power dissipated in a pure inductor is
Options
(a) VI²/4
(b) 1/2 VI
(c) zero
(d) VI²
Correct Answer:
zero
Explanation:
In the inductor circuit, phase difference (ɸ) = 90° or π / 2
we know that, Pₐᵥ = V(rms) I(rms) cos ɸ = V(rms) I(rms) cos(π/2)
Therefore, Pₐᵥ = 0
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Number of electrons in one mC charge, given e=1.6×10⁻¹⁹ C, will be
- A particle covers half of its total distance with speed v1 and the rest half distance
- An insulated container of gas has two champers seperated by an insulating partition.
- A boy standing at top of a tower of 20 m height drops a stone
- The electric potential at a point (x,y,z) is given by V = – x²y – xz³ + 4.
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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